Home / 47,943.21-66,158.62-26,431.84

Finding the Fourth Proportional to 47,943.21, 66,158.62 and 26,431.84

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Solution

The fourth proportional to 47,943.21, 66,158.62 and 26,431.84 is: 36,474.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,943.21 : 66,158.62 = 26,431.84 : x
  2. Step 2: Convert to fraction form
    47,943.21/66,158.62 = 26,431.84/x
  3. Step 3: Cross multiply
    47,943.21x = 66,158.62 × 26,431.84
  4. Step 4: Simplify right side
    47,943.21x = 1,748,694,058.46
  5. Step 5: Solve for x
    x = 1,748,694,058.46/47,943.21
  6. Step 6: Final answer
    x = 36,474.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.